Fluorescence scope system for dermatologic diagnosis

  • US 6,021,344 A
  • Filed: 12/03/1997
  • Issued: 02/01/2000
  • Est. Priority Date: 12/04/1996
  • Status: Expired due to Term
First Claim
Patent Images

1. A binocular viewing apparatus comprising a frame adapted to be worn on the head of a user, the frame comprising first and second light filters fixedly mounted on either side of the frame, the first filter positioned to transmit a first independent fluorescence image to a first eye of the user and the second filter positioned to transmit a second independent fluorescence image to a second eye of the user, wherein each filter blocks at least light having a wavelength of about 442 nm or less and each filter is a band pass filter that passes the fluorescence light in at least two different selected wavelength bands.

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